| Location | Africa • Mediterranean Sea • Mesopotamia • Mesoamerica • Indian subcontinent • Andes Mountains • Southeast Asia |
| Time period | Alternate timeline |
| Key features | Advanced agriculture • Advanced technology • City-states • Massive, mechanized cities • Sustainable metropolises • Elaborate roadways and urban settlements • Advanced hydraulic engineering and urban planning |
| Dominant powers | Egypt • Sumer • Maya • Indus Valley Civilization • Inca • Khmer Empire |
